Finding the Fourth Proportional to 79,324.02, 118,909.53 and 29,390.58
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Solution
The fourth proportional to 79,324.02, 118,909.53 and 29,390.58 is: 44,057.53
Step by Step Solution
- Step 1: Write the proportion equation
79,324.02 : 118,909.53 = 29,390.58 : x - Step 2: Convert to fraction form
79,324.02/118,909.53 = 29,390.58/x - Step 3: Cross multiply
79,324.02x = 118,909.53 × 29,390.58 - Step 4: Simplify right side
79,324.02x = 3,494,820,054.23 - Step 5: Solve for x
x = 3,494,820,054.23/79,324.02 - Step 6: Final answer
x = 44,057.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.